Please before leaving a bad review, make sure that your device has a custom launcher installed and working, or that the one you have do support icons customization. You can still send me an email asking for support or for any question.
More infos in the compatibility section:
FEATURES
• 1200+ icons in XXXHDPI 192×192px
• Dynamic calendar
• 29 app drawer icons
• 28 Cloud wallpapers
• Powerful dashboard app built with latest Google material design
• Ultra-fast icon search with category support to replace individual icons
• Easy tap-to-send icon request
• Wallpaper manager to apply or save to your device
• Auto-apply to most popular launchers

INFO
If you cannot find your launcher within the app list, then there’s no problem. You can still manually apply the icon pack. Simply go into your launcher settings and choose the option to change/customize your apps icons.

Complete Changelog: http://pastebin.com/t5kdmcZx

How to request missing icons
Open the app then swipe from left edge of the screen to the right, select Request icons and mark the icons you want me to add to the icon pack. Send me and email with the automatic tool through your favourite email client.

For any feedback or suggestion: zipalign@gmail.com
Google Plus Community: https://plus.google.com/u/0/communities/111060424746688993155

A special thank you goes to Jahir Fiquitiva, the developer who allowed me to use his wonderful IconShowcase Dashboard, released under CC BY-SA 4.0 Int’l license.